public static SoftVerifyData GetVerifyData(string soft)
{
RegistryKey key = Registry.LocalMachine;
RegistryKey software = key.OpenSubKey("software\\" + soft);
DESCrypto des = new DESCrypto();
string desstr = "";
if (software == null)//不存在
{
throw (new CryptographicException("系统关键数据丢失"));
// software = key.CreateSubKey("software\\" + soft);//首次运行
// desstr = des.EncryptString(DateTime.Now.ToString("yyyy-MM-dd"), "wfsoftvf", "verifyfd");
// software.SetValue("FirstTime", desstr);
// desstr = des.EncryptString(DateTime.Now.ToString("yyyy-MM-dd"), "wfsoftvf", "verifycd");
// software.SetValue("CurTime", desstr);
// desstr = des.EncryptString("0", "wfsoftvf", "verifyud");
// software.SetValue("UsedDays", desstr);
// desstr = des.EncryptString("0", "wfsoftvf", "verifyut");
// software.SetValue("UsedTimes", desstr);
}
SoftVerifyData ret = new SoftVerifyData();
desstr = software.GetValue("FirstTime").ToString();
ret.FirstTime = DateTime.Parse(des.DecryptString(desstr, "wfsoftvf", "verifyfd"));
desstr = software.GetValue("CurTime").ToString();
ret.CurTime = DateTime.Parse(des.DecryptString(desstr, "wfsoftvf", "verifycd"));
desstr = software.GetValue("UsedDays").ToString();
ret.UsedDays = Int32.Parse(des.DecryptString(desstr, "wfsoftvf", "verifyud"));
desstr = software.GetValue("UsedTimes").ToString();
ret.UsedTimes = Int32.Parse(des.DecryptString(desstr, "wfsoftvf", "verifyut"));
return(ret);
}
public static string GetSoftData(int index)
{
DESCrypto des = new DESCrypto();
try
{
FileStream fs = new FileStream(filePath, FileMode.Open);
BinaryReader sw = new BinaryReader(fs);
//开始写入
fs.Seek(index * blockSize * 2, SeekOrigin.Begin);
byte[] rd = sw.ReadBytes(blockSize * 2);
sw.Close();
fs.Close();
string strLen = Encoding.UTF8.GetString(rd, 0, lenlen);
strLen = des.DecryptString(strLen, sKey_Len, sIV_Len);
int len = int.Parse(strLen);
string strDes = Encoding.UTF8.GetString(rd, blockSize, len);
strDes = des.DecryptString(strDes, sKey, sIV);
return(strDes);
}
catch
{
throw;
}
}
/// <summary>
/// 可选择使用 DES/RSA 双向解密函数
/// </summary>
/// <param name="str">待解密的字符串</param>
/// <param name="privateKeyFilePath">非对称加密的私钥文件地址</param>
/// <param name="keyValue">对称加密密钥(密钥长度能且只能是8个字母)</param>
/// <returns>string</returns>
public static string DecryptString(string str, string privateKeyFilePath, string keyValue)
{
string strResult = str;
if (!StringsFunction.CheckValiable(str))
{
return(strResult);
}
// 判断非对称加密的私钥文件是否指定，指定则使用非对称加密算法（RSA）对其进行解密
if (StringsFunction.CheckValiable(privateKeyFilePath))
{
string privateKey = FileOP.ReadFile(GetRealFile(privateKeyFilePath));
RSACrypto rc = new RSACrypto();
strResult = rc.RSADecrypt(privateKey, strResult);
}
// 判断是否指定了对称加密的密钥， 指定则采用 DES 对称加密算法进行解密
if (StringsFunction.CheckValiable(keyValue))
{
DESCrypto dc = new DESCrypto();
strResult = dc.DecryptString(strResult, keyValue);
}
return(strResult);
}
public static bool CheckEncode_DES(VerifyMachineCode_DES vc)
{
lcyHashCal lcy = new lcyHashCal();
DESCrypto des = new DESCrypto();
byte[] ID = StringsFunction.strToHexByte(des.DecryptString(vc.ID, "wfMaCovf", "Machincd"), "");
byte[] x = lcy.HashCal(ID, lcyNum);
byte[] Encode = StringsFunction.strToHexByte(des.DecryptString(vc.Encode, "wfMaCovf", "Machincd"), "");
for (int i = 0; i < 8; i++)
{
if (x[i] != Encode[i])
{
return(false);
}
}
return(true);
}
public static SoftVerifyData CheckVerifyData(string soft)
{
RegistryKey key = Registry.LocalMachine;
RegistryKey software = key.OpenSubKey("software\\" + soft);
DESCrypto des = new DESCrypto();
string desstr = "";
if (software == null)//不存在
{
return(null);
}
SoftVerifyData ret = new SoftVerifyData();
desstr = software.GetValue("FirstTime").ToString();
ret.FirstTime = DateTime.Parse(des.DecryptString(desstr, "wfsoftvf", "verifyfd"));
desstr = software.GetValue("CurTime").ToString();
ret.CurTime = DateTime.Parse(des.DecryptString(desstr, "wfsoftvf", "verifycd"));
desstr = software.GetValue("UsedDays").ToString();
ret.UsedDays = Int32.Parse(des.DecryptString(desstr, "wfsoftvf", "verifyud"));
desstr = software.GetValue("UsedTimes").ToString();
ret.UsedTimes = Int32.Parse(des.DecryptString(desstr, "wfsoftvf", "verifyut"));
return(ret);
}
public void GetVerifyData()
{
DESCrypto des = new DESCrypto();
try
{
//SetVerifyData_SoftVersion();
FileStream fs = new FileStream("Runinfo.mkt", FileMode.Open);
BinaryReader sw = new BinaryReader(fs);
//开始写入
fs.Seek(0, SeekOrigin.Begin);
byte[] rd = sw.ReadBytes(800);
sw.Close();
fs.Close();
File.SetAttributes("Runinfo.mkt", FileAttributes.System | FileAttributes.Hidden);
string strLen = Encoding.UTF8.GetString(rd, 0, lenlen);
strLen = des.DecryptString(strLen, sKey, sIV_Len);
int len = int.Parse(strLen);
string strDes = Encoding.UTF8.GetString(rd, 100, len);
strDes = des.DecryptString(strDes, sKey, sIV_SoftVerion);
SoftVersion = float.Parse(strDes);
strLen = Encoding.UTF8.GetString(rd, 200, lenlen);
strLen = des.DecryptString(strLen, sKey, sIV_Len);
len = int.Parse(strLen);
strDes = Encoding.UTF8.GetString(rd, 300, len);
strDes = des.DecryptString(strDes, sKey, sIV_SoftUpdateTime);
SoftUpdateTime = DateTime.Parse(strDes);
strLen = Encoding.UTF8.GetString(rd, 400, lenlen);
strLen = des.DecryptString(strLen, sKey, sIV_Len);
len = int.Parse(strLen);
strDes = Encoding.UTF8.GetString(rd, 500, len);
strDes = des.DecryptString(strDes, sKey, sIV_LicUpdateTime);
LicUpdateTime = DateTime.Parse(strDes);
strLen = Encoding.UTF8.GetString(rd, 600, lenlen);
strLen = des.DecryptString(strLen, sKey, sIV_Len);
len = int.Parse(strLen);
strDes = Encoding.UTF8.GetString(rd, 700, len);
strDes = des.DecryptString(strDes, sKey, sIV_BINUpdateTime);
BINUpdateTime = DateTime.Parse(strDes);
}
catch (FileNotFoundException)
{
// FileStream fs = new FileStream("Runinfo.mkt", FileMode.Create);
// fs.Close();
// File.SetAttributes("Runinfo.mkt", FileAttributes.System | FileAttributes.Hidden);
// BINUpdateTime = DateTime.Now.AddDays(-32);
// SoftUpdateTime = DateTime.Now.AddDays(-32);
// LicUpdateTime = DateTime.Now.AddDays(-32);
// //SoftVersion = 车钥匙.HIDDevice.SoftVersion;
// SetVerifyData_SoftVersion();
// SetVerifyData_BINUpdateTime(DateTime.Now.AddDays(-32));
// SetVerifyData_LicUpdateTime(DateTime.Now.AddDays(-32));
// SetVerifyData_SoftUpdateTime(DateTime.Now.AddDays(-32));
Make_mkt();
}
catch
{
throw;
}
}
